This paper analyses the influence on its mechanic properties of PBO-AS fiber by high temperature, chemical solvent and sunlight, and compared with the mechanic properties of aramid fiber.
着重分析了高温、化学试剂、日晒等对PBO AS纤维部分力学指标的影响 ,并与芳纶纤维部分力学性能加以比较 ,对其应用提出了相应的建
Research work and advances in relationship between light fastness of anthraquione dyes and its molecular structures in recent years were reviewed.
本文综述了蒽醌染料的日晒牢度与其结构的构效关系研究进展。
The basic principle of photochemistry of dye is briefly presented,and the factors affecting light fastness of the fabrics with reactive dyes are analyzed from this and some improving measures are accordingly taken in order to be helpful with manufacture.
本文简要阐述了染料光化学褪色的基本原理,由此分析了影响活性染料染色织物日晒牢度各因素并提出了相应的改进措施,对实际生产具有一定的指导意义。
In this paper passage treated the cotton fabric with surfactant,then dyeing with reactive lemon K-4G which in common dyeing process has low light fastness.
以表面活性剂对棉织物处理为例,用常规染色中日晒牢度较低的染料--活性嫩黄K-4G进行染色,与常规染色的棉布进行日晒牢度的比较后,摸索出了一种兼顾环保、节能的染色工艺。
Through solar evaporation in 400 m~2 salt field in winter in Zabuye Salt Lake,the rule of composition evoltion of the brine is studied,and we explore and summarize the salt field operating situation and practical result of brine-preparation in winter.
试验以西藏扎布耶盐湖冬季卤水为研究对象,在扎布耶盐湖现场400m2盐田上进行卤水冬季日晒蒸发试验,研究冬季日晒蒸发条件下盐田卤水的组成变化规律,摸索总结冬季盐田制卤操作情况和实际效果,为大规模开发扎布耶盐湖锂资源的盐田工程设计及制卤工艺操作提供必要的基础参数和依据。
Sunshine can cause photo aging, sunburns ,skin cancer.
日晒容易导致衰老,晒伤及皮肤癌。
hair bleached by the sun
由于日晒而发白的毛发.
peaches ripened by the sun
经日晒而成熟的桃.
His face was badly burnt by the hot sun.
他的脸被烈日晒伤了.
The lettering is a little weather worn.
风吹日晒,字迹有些模糊。
Wear a hat to guard your face against the sun
戴上一顶帽子以防你的脸遭日晒。
To irritate or inflame, as by chafing or sunburn.
发热因摩擦或日晒而发热或变红
(cause sth to)change shape or colour because of the action of the sun,rain,wind, etc
(使某物)(受日晒、风吹、雨打等)变形或变色
blue wool standards
蓝色毛织物标样(评定日晒牢度用)
Rub some of this cream into your skin to protect it from the sun.
把这种护肤脂擦到皮肤上以免日晒。
has excellent rubbing fastness, sun-light fastness and wash fastness
耐磨,日晒牢度,水洗牢度好
a canopy made of canvas to shelter people or things from rain or sun.
使人们免受日晒雨淋的一种帆布天篷。
Teak weathers to a greyish colour.
柚木经日晒、 风吹、 雨打颜色发灰了.
Cholesterol joins smoking and sunbathing as an ageing agent.
胆固醇加上吸烟和日晒可导致衰老。
Sunning himself in the sun made his body sunburnt.
在太阳下晒日光浴使他的皮肤晒黑了。
Make hay while the sun shines .
烈日当空照,勿忘晒干草。
someone who basks in the sunshine in order to get a suntan.
在日光下晒太阳以把皮肤晒成黑色的人。
can lie and start a tan or deepen an existing one under a sunray lamp.
躺在上面,晒着日光灯,要么把皮肤晒成褐色,要么把已经晒成褐色的皮肤晒得颜色更深一点。
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